package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Employee;
import com.itheima.reggie.service.EmployeeService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.DigestUtils;
import org.springframework.web.bind.annotation.*;

import javax.net.ssl.HandshakeCompletedEvent;
import javax.servlet.http.HttpServletRequest;
import java.time.LocalDateTime;

@Slf4j
@RestController
@RequestMapping("/employee")
public class EmployeeController {

    @Autowired
    private EmployeeService employeeService;

    @PostMapping("/login")
    public R<Employee> login(HttpServletRequest request, @RequestBody Employee employee) {
//        System.out.println("=======================");
//        System.out.println(employee);
//        System.out.println("=======================");
//        LambdaQueryWrapper<Employee> wrapper = new LambdaQueryWrapper<>();
//        wrapper.eq(Employee::getId, 1L);
//        Employee emp = employeeService.getOne(wrapper);
        //1、将页面提交的密码password进行md5加密处理
        String password = employee.getPassword();
        password = DigestUtils.md5DigestAsHex(password.getBytes());

        //2、根据页面提交的用户名username查询数据库
        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(Employee::getUsername, employee.getUsername());
        Employee emp = employeeService.getOne(queryWrapper);

        //3、如果没有查询到则返回登录失败结果
        if (emp == null) {
            return R.error("用户名不存在");
        }

        //4、密码比对，如果不一致则返回登录失败结果
        if (!emp.getPassword().equals(password)) {
            return R.error("密码错误");
        }

        //5、查看员工状态，如果为已禁用状态，则返回员工已禁用结果
        if (emp.getStatus() == 0) {
            return R.error("账号已禁用");
        }

        //6、登录成功，将员工id存入Session并返回登录成功结果
        request.getSession().setAttribute("employee", emp.getId());
        return R.success(emp);

    }

    @PostMapping("/logout")
    public R<String> loginout(HttpServletRequest request) {
        request.getSession().removeAttribute("employee");
        return R.success(null);
    }

    @PostMapping
    public R<String> save(@RequestBody Employee employee) {
        employee.setPassword(DigestUtils.md5DigestAsHex("123456".getBytes()));
        //系统默认为 1
        //employee.setStatus(1);
//        employee.setCreateTime(LocalDateTime.now());
//        employee.setCreateUser((Long) request.getSession().getAttribute("employee"));
//        employee.setUpdateTime(LocalDateTime.now());
//        employee.setUpdateUser((Long) request.getSession().getAttribute("employee"));
        employeeService.save(employee);

        return R.success("添加成功.......");

    }

    /**
     * 员工信息分页查询
     *
     * @param page     当前查询页码
     * @param pageSize 每页展示记录数
     * @param name     员工姓名 - 可选参数
     * @return
     */
    @GetMapping("/page")
    public R<Page> page(int page, int pageSize, String name) {
        //构造分页构造器
        Page pageInfo = new Page(page, pageSize);

        //构造条件构造器
        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper();
        //添加过滤条件
        queryWrapper.like(StringUtils.isNotEmpty(name), Employee::getName, name);
        //添加排序条件
        queryWrapper.orderByDesc(Employee::getUpdateTime);

        //执行查询
        employeeService.page(pageInfo, queryWrapper);
        return R.success(pageInfo);
    }





    /**
     * 根据id修改员工信息
     * @param employee
     * @return
     */
    @PutMapping
    public R<String> upStatus(HttpServletRequest request, @RequestBody Employee employee) {
        Object employee1 = request.getSession().getAttribute("employee");
//        employee.setUpdateTime(LocalDateTime.now());
//        employee.setUpdateUser((Long) employee1);
        employeeService.updateById(employee);
        return R.success("修改完成");

    }

    @GetMapping("/{id}")
    public R<Employee> getbyid(@PathVariable Long id) {

        Employee employee = employeeService.getById(id);

        if (employee != null) {

            return R.success(employee);
        }
        return R.error("没找到");

    }

//    @GetMapping("/page")
//    public R<Page> page2(int page,int pageSize,String name){
//        Page page1 = new Page(page,pageSize);
//        LambdaQueryWrapper<Employee> wrapper = new LambdaQueryWrapper<>();
//        wrapper.like(StringUtils.isNotEmpty(name),Employee::getName,name);
//        wrapper.orderByDesc(Employee::getUpdateTime);
//        employeeService.page(page1,wrapper);
//        return R.success(page1);
//    }



 /*   @PostMapping("/login")
    public R<Employee> login(HttpServletRequest request, @RequestBody Employee employee){
        System.out.println("=======================");
        System.out.println(employee);
        System.out.println("=======================");
//        LambdaQueryWrapper<Employee> wrapper = new LambdaQueryWrapper<>();
//        wrapper.eq(Employee::getId, 1L);
//        Employee emp = employeeService.getOne(wrapper);

        //1、将页面提交的密码password进行md5加密处理
        String password = employee.getPassword();
        password = DigestUtils.md5DigestAsHex(password.getBytes());
        employee.setPassword(password);

        Employee emp = employeeService.getone(employee);
        System.out.println("===================");
        System.out.println(emp);
        System.out.println("===================");

        //3、如果没有查询到则返回登录失败结果
        if(emp == null){
            return R.error("账号或密码错误");
        }


        //5、查看员工状态，如果为已禁用状态，则返回员工已禁用结果
        if(emp.getStatus() == 0){
            return R.error("账号已禁用");
        }

        //6、登录成功，将员工id存入Session并返回登录成功结果
        request.getSession().setAttribute("employee",emp.getId());
        return R.success(emp);

    }
    @PostMapping("/logout")
    public R<String> loginout(HttpServletRequest request){
        request.getSession().removeAttribute("employee");
        return R.success(null);
    }
*/


}



